<!doctype html>
<html lang="en">
<head>
	<meta charset="UTF-8">
	<title>Document</title>
	<style type="text/css">
		a{text-decoration:none;color:#fff;}
.menu li{list-style:none;
		float:left;
		margin-left:10px;
		background-color:red;
		width:150px;
		text-align:center;
		height:40px;
		line-height:40px;}
.menu li:first-child{border-top-left-radius: 10px;}
.menu li:last-child{border-top-right-radius: 10px;}

	</style>
</head>
<body>
	<ul class="menu">
<li><a href="#">公司介绍</a></li>
<li><a href="#">产品中心</a></li>
<li><a href="#">新闻动态</a></li>
</ul>
</body>
</html>
